Each stainless steel Ledge sink has a pair of 90° ledges, front and back, that allow it to be converted to a food-prep center when accessorized with optional add-ons, like a cutting board, a colander, or a grid drainer. Various sizes and bowl models are available. Prices range from $800 to $850; accessories are $75 to $110 each. Lenova, 877.733.1098, lenovasinks.com

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